#C53339#C53339

#C53339 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.8% C 0.182 H 23.6°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#C53339
RGB	rgb(197, 51, 57)
HSL	hsl(358, 59%, 49%)
HSV	hsv(358, 74%, 77%)
CMYK	cmyk(0%, 74.1%, 71.1%, 22.7%)
CIE-LAB	lab(44.99, 57.25, 31.85)
CIE-LCH	lch(44.99, 65.51, 29.09°)
OKLab	oklab(54.8% 0.1672 0.0731)
OKLCH	oklch(54.8% 0.182 23.6)
XYZ	xyz(24.9511, 14.5372, 5.3623)
Luminance	0.1453 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53339 #33C5BF

analogous

#C53382 #C53339 #C57633

triadic

#C53339 #39C533 #3339C5

tetradic

#C53339 #82C533 #33C5BF #7633C5

square

#C53339 #82C533 #33C5BF #7633C5

split-complementary

#C53339 #33C576 #3382C5

monochromatic

#641A1D #94262B #C53339 #D65F64 #E29093

Accessibility & contrast

On white

5.38

#C53339 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#C53339 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53339

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53339	#FFFFFF	#000000	##FFFFFF
##C53339	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5638

Deuteranopia (green-blind)

#827634

Tritanopia (blue-blind)

#D90037

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c53339;
/* rgb */ color: rgb(197, 51, 57);
/* oklch */ color: oklch(54.8% 0.182 23.6);

Tailwind

colors: {
  custom: {
    50: '#df766f',
    500: '#c53339',
    950: '#000000',
  },
}

SCSS

$custom: #c53339;
$custom-light: #df766f;
$custom-dark: #000000;

JSON

{
  "hex": "#c53339",
  "rgb": {
    "r": 197,
    "g": 51,
    "b": 57
  },
  "hsl": {
    "h": 357.534,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54796,
    "c": 0.18242,
    "h": 23.6
  },
  "luminance": 0.14533
}

Semantic roles & 50–950 ramp

primary

#C53339

secondary

#87CDCA

accent

#E2DC46

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170907

muted

#857B7A

Preview Lab

Preview with #C53339

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →